UV Index in Piracuruca, Brazil

Last updated: May 3, 2025

In Piracuruca, Brazil, understanding the UV Index is crucial for safeguarding your skin against harmful sun exposure. With its tropical climate, the region often experiences intense sunlight, particularly around midday when the UV Index peaks at a staggering 13. Being aware of the UV levels helps residents and visitors alike to prevent sunburn and promote overall skin health. On days when the index soars, taking precautions becomes essential, as the risk of UV-related damage significantly increases. By keeping an eye on the UV Index, you can enjoy the beautiful outdoors of Piracuruca while still protecting your skin from harmful effects.

Hourly UV Index in Piracuruca

Starting at 7:00 AM, the UV Index is a mild 1, gradually rising as the sun climbs in the sky. By 8:00 AM, it reaches 4, making it a good time for sun protection. The intensity peaks sharply at 10:00 AM with a maximum index of 10, continuing to hold strong at 13 during the midday hours of 11:00 AM and 12:00 PM. This is the critical window when sun exposure can cause harm, so seek shade or wear protective gear if you're outside! As the afternoon progresses, the index begins to dip: it drops to 11 at 1:00 PM, then to 8 by 2:00 PM, before further declining to 4 at 3:00 PM. By 4:00 PM, it decreases to 2, prompting a cautious approach to the sun. Finally, as the day winds down, the index falls to 1 by 5:00 PM, and eventually drops to 0 after 6:00 PM, signaling that it's safe to enjoy the evening outdoors without worries about UV exposure.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	4	moderate	30 min
09:00	7	high	25 min
10:00	10	very high	15 min
11:00	13	extreme	10 min
12:00	13	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	4	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Piracuruca

The UV Index data reveals a consistent pattern of extreme UV exposure throughout the year, with particularly high levels observed from March to May, where the index peaks at 16 in March and remains above 13 through to June. Notably, January and February also maintain a high index of 14, marking these months as high-risk for UV exposure alongside the spring months. For residents and visitors, it is crucial to take precautions year-round, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade especially during peak hours. Remember, even on cloudy days, UV rays can penetrate through the clouds, so vigilance is key in protecting your skin from harmful effects.

Monthly Maximum UV Index for Piracuruca, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Piracuruca. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Piracuruca, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare Piracuruca UV Index with Other Brazil Cities

The table above highlights how UV exposure in Piracuruca compares to other major locations across Brazil. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Piracuruca's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Rio de Janeiro UVI	15	14	13	10	7	6	7	9	11	12	13	15
Sao Paulo UVI	16	15	12	11	8	6	7	9	11	13	14	15
Belo Horizonte UVI	17	16	14	12	9	7	8	10	12	13	14	16
Salvador UVI	14	14	14	13	10	9	9	12	12	15	15	14
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13
Piracuruca	14	14	16	15	13	11	11	13	13	13	13	13